Natural hazards · Great Falls Crossing

Great Falls Crossing, VA natural hazards

Most of the natural-hazard damage FEMA expects in Great Falls Crossing comes from inland flooding, and overall the risk is very low for a U.S. community.

FEMA National Risk Index, December 2025 · OpenFEMA claims, aid & declarations

Expected damage

How exposed is Great Falls Crossing?

Very low

vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Great Falls Crossing to be higher than in 16% of U.S. communities, mostly from inland flooding.

Inland flooding74%Hurricanes9%Everything else17%

By hazard

What Great Falls Crossing faces

Each hazard’s share of the damage FEMA expects here, and how that compares with the rest of the country.

Inland flooding

74% of expected damage

Below average · higher than 35% of U.S. places

Recorded about 6 times a year in the area

Hurricanes

9% of expected damage

Above average · higher than 74% of U.S. places

Recorded about once every 10 years in the area

Lower here

TornadoesHailIce stormsWinter weatherCold wavesHeat wavesWildfireEarthquakesLandslidesStrong windLightning

Not a risk here

Coastal floodingDroughtAvalanchesTsunamisVolcanic activity

Flood risk changes street by street. Check a specific address on FEMA’s flood map, and ask about flood insurance before you buy.

Flood insurance claims

Does Great Falls Crossing flood?

FEMA's records show no paid flood insurance claims in Great Falls Crossing.

of homes in flood zones
are insured

of all homes
are insured

No community discount. Great Falls Crossing isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.

Insurance rates: Fairfax County.

Disasters that hit Great Falls Crossing

Federal disasters declared here

None of the disasters declared for Fairfax County shows FEMA aid or repair money reaching Great Falls Crossing itself in FEMA’s records.

Brought FEMA money into Great Falls CrossingDeclared for Fairfax County only

Fairfax County has had 17 natural disasters declared since 1953, most often winter storms and hurricanes.

Around Great Falls Crossing

Great Falls Crossing and the towns around it

Very lowLowModerateHighVery high

Wolf Trapmostly inland floodingLow

Great Fallsmostly inland floodingLow

Great Falls Crossingmostly inland floodingVery low

Restonmostly inland floodingVery low

About these numbers

How to read this page

An average, not a forecastFEMA’s National Risk Index estimates the damage 18 kinds of natural hazards cause in a typical year, from decades of records and models. A quiet decade can follow a bad year.

Compared by rate“Higher than N%” compares yearly damage as a share of what’s here, so a big city isn’t rated riskier just for having more buildings. Great Falls Crossing covers 1 census tract, combined by population.

Money that reached townFlood claims are matched to Great Falls Crossing’s own flood-insurance community; household aid to the registrant’s city; repair grants to Great Falls Crossing. FEMA’s model follows property values, so a place that recently lost many homes can rate lower than it feels.

FEMA’s expected losses across Great Falls Crossing total about $1.1M a year, counting buildings, people and crops.

Sources: FEMA National Risk Index (December 2025); OpenFEMA: NFIP redacted claims, multiple-loss properties, community status book and residential penetration rates, housing assistance (owners and renters), public assistance funded projects, hazard mitigation properties and disaster declarations. Census tracts: U.S. Census Bureau.